12 citations
,
June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
May 2023 in “Research Square (Research Square)” Patients with acne and insulin resistance have different blood metabolites compared to those with only acne, which could help in diagnosis and treatment.
1 citations
,
March 2012 in “Revue neurologique” Proper diet management is crucial for preventing severe symptoms in phenylketonuria.
1 citations
,
July 2022 in “Plant Cell, Tissue and Organ Culture (PCTOC)” The study found that in Eclipta prostrata roots, coumestans come from acetate and shikimate pathways, and phenylpropanoid is made only through the shikimate pathway.
3 citations
,
October 2022 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” Adding L-glutamine to the diet of Hanwoo steers may boost their immune system and help them cope with heat.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.
L-PGDS has specific binding sites for its functions and could help in drug delivery system design.
13 citations
,
January 2013 in “Molecular genetics and metabolism” Proper diet management is crucial for phenylketonuria patients to avoid severe health issues.
28 citations
,
March 2017 in “African Journal of Traditional Complementary and Alternative Medicines” Linseed oil effectively speeds up burn wound healing.
23 citations
,
March 2019 in “Journal of Essential Oil Research” Rosemary's antioxidant content changes with the climate and season.
2 citations
,
January 2022 in “Journal of Oleo Science” Genotype CG17 of garden cress seeds has the most β-carotenoids, tocopherols, and vitamins.
January 1974 in “Nippon Nōgei Kagakukaishi/Nihon Nougei Kagakkaishi” Applying L-methionine and L-serine to the skin promotes the most hair growth.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
5 citations
,
July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
20 citations
,
March 2013 in “Journal of Lipid Research” The research explains how a human enzyme binds and processes its substrate, which could relate to its role in biological functions and hair loss.
38 citations
,
April 2020 in “IntechOpen eBooks” Phenylalanine may help with depression but can cause issues if not properly processed.
30 citations
,
March 2019 in “Archives animal breeding/Archiv für Tierzucht” The KRTAP15-1 gene affects cashmere fiber thickness in goats.
15 citations
,
October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
43 citations
,
September 2021 in “Nutrients” Persimmons offer health benefits and can be used in new products and sustainable applications.
August 2025 in “Frontiers in Pharmacology” Periplaneta americana extract helps hair regrowth by reducing inflammation and improving skin bacteria balance.
January 2026 in “International Journal of Molecular Sciences” Hemp's compounds can be used in natural insecticides, cosmetics, and food supplements.
Ajuga reptans L. extracts have strong antioxidant, anti-inflammatory, liver-protective, antimicrobial, and wound-healing properties.
August 2025 in “Current Issues in Molecular Biology” Periplaneta americana extract helps hair regrowth in mice with alopecia.
August 2023 in “Fermentation” Scientists can use engineered microbes to make L-aspartate and related chemicals, but there's still room to improve their efficiency.
Periplaneta americana extract promotes hair growth and is safe for treating hair loss.
5 citations
,
October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
1 citations
,
July 2023 in “Frontiers in Immunology” Oxidative stress and immune dysfunction are linked to both Hashimoto's thyroiditis and polycystic ovary syndrome, with diet and specific treatments important for managing these conditions.
7 citations
,
February 2017 in “Open veterinary journal” Tiger cubs fed artificial milk lacking certain amino acids developed eye problems and hair loss.
4 citations
,
January 1976 in “Archives of Dermatological Research” Metabolic disorders can cause hair structure defects and growth issues, but amino acid levels in hair remain normal.